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The RW70/140-34 motor gearboxes are drive units to operate indirectly-operated ventilation-
systems in greenhouses and livestock houses or crop-storage buildings.
This section tells about usual configurations of motor gearboxes and operated systems. Possibly
other configurations (or applications) are applicable.
For other (different) applications, approval from
Ridder Drive Systems
is necessary.
3.4 Dimensions
The dimensions and illustrations are approximate. In this manual shown illustrations can be
different than the components and/or systems.
RW45:
H1 = 53–56 mm
H2=170–175mm
L1 = 157–168 mm
L2 = 167–204 mm
RW-L
RW-TRA
M20
RW-D
68
12
34
Ø25
120
Ø28
Ø25
50
30
28
45
Ø28
Ø16
H2
157
52
192
L2
78
L1
200
H1
85
19
M10X18
151
245
(6)
45
25
Ø15
70.5
Ø17.5
1.8
1
Ridder Drive Systems B.V.
T
+31 (0)341 416 854 -
F
+31 (0)341 416 611 -
I
11